Active SPN 3521 FMI 31 OC 3 Past SPN 3364 FMI 10 OC 19 SPN 5246 FMI 0 and 16 OC 9
I’ve got a 2018 Cummins 325 on an international 4300. The DEF tank is full and I just changed the fluid filter. At some point every day the alarms...